упорный означает в английский

Русский	Английский
упорный adjective	indefatigable(extremely persistent and untiring) adjective [UK: ˌɪn.dɪ.ˈfæ.tɪ.ɡəb.l̩] [US: ˌɪn.də.ˈfæ.tɪ.ɡəb.l̩] persistent(refusing to give up) adjective [UK: pə.ˈsɪ.stənt] [US: pər.ˈsɪ.stənt] recalcitrant(marked by a stubborn unwillingness to obey figures of authority) adjective [UK: rɪˈk.æl.sɪ.trənt] [US: rɪˈk.æl.sə.trənt] relentless(unremitting, steady and persistent) adjective [UK: rɪ.ˈlent.ləs] [US: rə.ˈlent.ləs] sedulous [sedulouser, sedulousest](of a person: diligent in application or pursuit) adjective [UK: ˈse.djʊ.ləs] [US: ˈse.djʊ.ləs] stubborn(refusing to move or change one's opinion) adjective [UK: ˈstʌ.bən] [US: ˈstʌ.bərn] tenacious(unwilling to yield from a point of view etc; dogged) adjective [UK: tɪ.ˈneɪ.ʃəs] [US: tə.ˈneɪ.ʃəs]
упорный труд и усердие noun	blood, sweat and tears(person's determination and hard work) noun
-упорный adjective {m}	proof(firm or successful in resisting) adjective [UK: pruːf] [US: ˈpruːf]
водоупорный adjective	waterproof(resistant to water) adjective [UK: ˈwɔː.tə.pruːf] [US: ˈwɒ.tər.ˌpruːf]
огнеупорный adjective	fireproofadjective [UK: ˈfaɪə.pruːf] [US: ˈfaɪər.ˌpruːf] refractory(not affected by great heat) adjective [UK: rɪ.ˈfræk.tə.ri] [US: rə.ˈfræk.tə.ri]

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